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55

short sleeve rash guard

Worth a look

Shows demand growing +131.1% this quarter, but a small market ($21K/yr) keeps it on the watch list.

Market size 5Growth 96Conversion 7Competition 87Returns 8Price range 81Avg price 88Brand share 84Review moat 59Quality gap 55

Growth

Incredible+131.1%

90-day search growth — must beat 0% to launch

Avg price

Great$20.05

avg listing price — sweet spot $15–$100

Competition

Great28%

top-5 click share — an open shelf

Brand share

Great51%

top-5 brand share — no brand owns this niche

Price range

Great$9.83–$39.84

cheapest to priciest tracked listing — scored on the share inside $15–$100

Review moat

Good1,131.34

avg incumbent reviews — the moat a new listing must climb

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Returns

Bad9.9%

return rate — above 5% kills the launch gate

Conversion

Bad0.5%

search→purchase rate — share of searches ending in a sale

Market size

Bad$21K

$21K/yr · 199K searches

According to Flapen's Amazon United States niche tracking, short sleeve rash guard is a $21K/yr Amazon United States market (199K searches/yr). The top 5 brands hold 51% of demand. Demand peaks in May–Jun–Jul. Verdict: Worth a look — 55/100.

Data updated Jul 14, 2026 · scored weekly · How we score niches

short sleeve rash guard market data

Units sold / yr
750–1K
avg 0–100/product
Revenue / yr
$15K–$20K
units × avg price
Conversion rate
0.5%
Avg BSR
#122
Page quality
0%
Prime
100%
Sponsored
97%
Out of stock
1.3%
Avg brand age
34 months
Avg seller age
174 days

Competition & brand share

Clicks spread well past the top 5 (28% combined) — an open shelf where new products get seen.

Brands

28 falling

Sellers

40

Top-5 brand share

51%

Top 20: 94%

Top-5 click share

28%

Top 20: 63%

Open market

43%

  • Bonneuitbebe14%
  • SOISAI12%
  • HODOSPORTS10%
  • Halcurt8%
  • Tournesol6%
  • Hurley6%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +131.1% search growth over the last 90 days.
10K6KSpike '25Spike '26Prime Day '26SepDecMarJunAugNovMarMay

Peak months: May, Jun, Jul · busiest ÷ quietest = 7.4×

Top short sleeve rash guard search terms

  • short sleeve swim top34K/yr
  • womens swim shirt with bra16K/yr
  • swim top with sleeves19K/yr
  • short sleeve swim shirts for women16K/yr
  • womens short sleeve swim shirt12K/yr
  • womens swim shirt short sleeve14K/yr
  • swim tshirts shirts for women9K/yr
  • swim t shirts for women10K/yr
  • womens swim shirts with built in bra9K/yr
  • womens swim shirt with built in bra9K/yr
All search terms

Top short sleeve rash guard products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%3%$6236%$1K9%$2K12%$2K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

What buyers say about short sleeve rash guard

What buyers praise and complain about, mined from review topics.

What buyers love

Size-Overall27%

“fit like a glove”

Color7%

“Colors are beautiful”

Comfort-Overall7%

“It keeps me very cool and comfortable”

Material Quality6%

“The material is excellent, comfortable, and well-made”

Quality-Overall6%

“This is a high quality swim too”

Shape/Style3%

“It is very flattering”

Value For Money3%

“The price is fair”

Exercise/Sports Suitability2%

“Great for outdoor activities and the gym”

Advertised Vs Actual Product2%

“everything else is spot on as advertised”

Breathability2%

“It is breathable”

What buyers complain about

Size-Overall36%

“Runs very SMALL”

Color5%

“it is not the colors I normally wear”

Advertised Vs Actual Product3%

“My fault for not reading the description closely enough”

Material Quality3%

“Very cheap material”

Smell2%

“Strong Unpleasant Odor”

Neck Fit2%

“it is a bit tight around the neck area for me”

Comfort-Overall2%

“the built in bra is uncomfortable”

Shape/Style2%

“Not as full bodied around the middle as I would like”

Allergies1%

“as she burns easily”

Length1%

“Too short in length”

Top return reasons

Size-Overall57%
Chest Fit10%
Length6%
Waist Fit4%
Material Quality4%
Sleeve Fit3%
Advertised Vs Actual Product2%
Color2%
Arm Fit1%
Shape/Style1%

Common questions

Is short sleeve rash guard profitable to sell on Amazon United States?
The niche generates $21K/yr across 68 tracked products. 5 of 13 products launched in the last 360 days are still selling. 90-day search growth is +131.1%. Flapen's verdict: Worth a look (55/100).
How competitive is the short sleeve rash guard niche?
28 brands and 40 sellers compete. The top 5 products take 28% of clicks and top 5 brands hold 51% of demand.
What do buyers complain about in short sleeve rash guard?
Top complaints mined from reviews: Size-Overall, Color, Advertised Vs Actual Product. The return rate is 9.9% — above our launch gate.
When does demand for short sleeve rash guard peak?
Demand peaks in May–Jun–Jul; the busiest month runs 7.4× the quietest.
What does it cost to enter the short sleeve rash guard niche?
Listings span $9.83–$39.84; the average listing price is $20.05 (sweet spot $15–$100). The average incumbent carries 1,131 reviews — the moat a new listing must climb.